import React, { Component } from 'react'
import Hello from './components/Hello'

export default class App extends Component {
  render() {
    return (
      <div>
        App
        <hr />
        {/* ctrl + / 生成注释 */}
        {/* 组件里面可以套组件 */}
        <Hello />
      </div>
    )
  }
}
